Sulzer submersible drainage center-line pump JC 34
The slim design of the submersible drainage center-line pump JC 34 makes it perfect for applications with limited installation space. The pump is ideal for pumping water and dirty water mixed with light abrasives. 50 Hz: head max 34 meters, flow max 16 l/s. 60 Hz: head max 47 meters (155 feet), flow max 18.5 l/s (294 gpm).
Specification
Electric submersible pump. Maximum submergence: 20 m. Protection class IP 68.
Max temperature of pumped medium at max power input and continuous duty 40 ºC.
Max medium density 1100 kg/m3. pH of the pumped medium 5-8.
Strainer hole: 8 x 33 mm.
Max number of starts 30/hour.
Electric motor
3-phase squirrel-cage induction motor, 50 Hz:
Service factor 1.1. Class F insulation.
Motor rating P2: 3.0 kW.
Speed: 2850 rpm.D.O.L. start with built-in contactor.
Voltage, V |
230 |
400 |
500 |
Nominal current, A |
12.7 |
7.3 |
5.5 |
Power cable
20 m type H07RN8-F (standard cable):
4 x 1.5 sq.mm.
20 m type NSSHÖU.../3E (heavy duty cable):
3x1.5+3x1.5/3E
Motor protection
Built-in thermal switches in the stator windings (140ºC, ±5), connected to built-in contactor.
Shaft seal
Double mechanical seal in oil bath.
Primary seal: Silicon carbide on silicon carbide.
Secondary seal: Stainless steel on antimony treated carbon.
Bearings
Upper bearing: Single-row deep groove ball bearing.
Lower bearing: Double angular contact ball bearing.
Discharge connections
2" (standard HD), 3" (standard ND) hose connections.
2", 3" G/B.S.P. threaded connections.
Weight
31 kg (without cable)
Options and accessories
Zinc anodes.
Starter and control units.
Automatic level control unit.
Repair kit.
Discharge connection accessories and hose.
Materials
Description |
Material |
EN |
ASTM |
Castings |
Aluminium |
EN 1706:AC-43100 |
ASTM AlSi10mg |
Casing |
Aluminium |
AW5754 |
ASTM AA 5754 |
Fasteners |
Stainless steel |
10088:X5CrNi18-10 (1.4301) |
AISI 304 |
Shaft |
Stainless steel |
10088:X20Cr13 (1.4021) |
AISI 420 |
Impeller |
Hardened chrome steel |
10088:X20Cr13 (1.4028) |
AISI 420 |
Wear parts / O-rings |
Nitrile rubber |
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